查询词典 breccia

Summarizing and analysing the stability of stratigraphy and the basic characteristics of geological hazard at the Three Gorges Reservoir,the authors put forward the dangerous slope mainly includes bedding slope,hard and soft rock alternation gentle slope,loose accumulative slop,karst breccia slop and layer cataclastic rock slop.The loose accumulative slopes from Fengjie to Badong are most dangerous and need to control.

在总结分析三峡水库区岩层稳定性及地质灾害基本特征的基础上，根据岩性和结构特征，提出三峡水库区存在较为严重失稳隐患的边坡主要有顺层边坡、平缓软硬岩层互层边坡、松散堆积体边坡、岩溶角砾岩边坡和层状碎裂岩边坡等5种类型，其中分布于奉节至巴东段的松散堆积体边坡危险性最大，是需工程防护的重中之重。

Cryptoexplosive breccia and cryptofelsite was derived from comagmatic source, as the products ofdifferent phases of a certain magmanism.

稀土元素、微量元素、同位素等地球化学特征显示出成矿物质和成矿热液与隐爆角砾岩、霏细岩同源，成岩与成矿是同一岩浆作用不同阶段的产物。

This thesis has emphasized studies on forming mechanism of dioritic quenched enclaves in the subvolcanic dikes and cryptoexplosive breccia at depth of the Zoujiashan uranium deposit, systematically studied the diagenetic ages, geochemical characteristics and Nd, Sr, Pb and Lu-Hf isotopic compositions of the Xiangshan volcanicintrusive complex and mineralization at depth of the Xiangshan ore-field.

本文重点解剖了相山次火山岩中闪长质淬冷包体及邹家山富大铀矿床深部隐爆角砾岩的成因机制；系统研究了相山火山-侵入杂岩的成岩时代及其Nd、Sr、Pb和Lu-Hf同位素组成；同时还对相山火山-侵入杂岩的岩石地球化学特征及相山矿田深部的成矿作用进行了深入研究。

The hypo-volcanic crytoexplosion Breccia rock body and the felstone in the east-western shear zone are the important symbol of the exploration.

东西向脆－韧性剪切带内次火山隐爆角砾岩体、霏细岩脉的存在是区内重要的找矿标志。

The goyazite ore bed and kaolin claystone unconformably overlap the Qinglongshao breccia phosphate, which is characterized by continental facies phosphorite, without the shallow-sea characters of primary sedimentary structure.

野外工作研究发现，青龙哨角砾状磷块岩顶板的磷锶铝石矿层和高岭土黏土岩二者呈超覆式不整合接触。深入研究发现其具有陆相磷块岩的许多特征，而没有浅海相磷块岩的原生沉积构造特征。

The hypabyssal breccia pipe structure is located in the intersection segments of linear strike faults, and possesses distinct vertical zonation.

控矿角砾岩筒的分布受线性走滑断裂构造控制，角砾岩筒垂直分带明显。

The gold deposit types are com plicated,can be divided into five types;hydrothermal breccia gold deposit,similar beded disseminated gold deposit in limestone,old karst cave gold deposit,porphyry gold deposit and skarn gold deposit.The form of these gold deposits are related to Tongshi subvoleanie complex.

该区金矿形戚与铜石次火山杂岩体有关，区内金矿类型复杂，可划分为隐爆角砾岩带型金矿、似层状畏染状灰岩中金矿、古溶洞型金矿、斑岩型金矿、矽卡岩型金矿等5种矿化类型。

The mineralization-alteration in Shuangfengshan appears in downward succession of silica breccia zone, low grade gold-bearing silica rock zone, quartz stockwork zone, pyrite montmorillonite zone and propylitic alteration zone.

这两个成矿阶段同源同位的蚀变矿物晕叠套，造成双峰山矿床蚀变分带从上至下为隐爆矽质角砾岩化带、低金品位矽质岩带、石英网脉带、黄铁矿蒙脱石化带和青磐岩化带。

The Yiarmand gold deposit occurs in hydrothermally eruptive breccia of the 2nd Member of Lower Carboniferous Dahalajunshan Formation and its underlying arsenopyritized and pyritized tuffaceous clastic rocks,and the ore forming process can be divided into hydrothermally eruptive and sedimentary stage and metasomatic stage.

伊尔曼德金矿床赋存于下石炭统大哈拉军山组第二岩性段硅化热液喷发角砾岩及其下伏上泥盆统吐呼拉苏组毒砂黄铁矿化凝灰质碎屑岩中，成矿作用可分为热液喷发沉积期和热液交代蚀变成矿期。

Hydraulic fracturing breccia can be joggled joint and the veins have clear fluid evidence. It is found that the fractures were developed in the crust around the uncompacted belt. Hydraulic fracturing experiments were conducted by using composite samples consisting of micrite and sandstone.

通过对大港滩海区沙一段下部岩心观察和薄片分析，识别出水力破裂角砾、砂岩脉、水力破裂裂缝及活化同沉积裂缝4种水力破裂作用产物，水力破裂角砾之间具有可拼合性，脉体具有明显流体作用痕迹；本区水力破裂发生于欠压实带周围的&壳&中。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。